Following his visit to the Great Barrier Reef in 1957, naturalist and broadcaster David Attenborough returns and uses the latest filming techniques to unlock the secrets of the natural wonder.

Release : December 30, 2015

Website : http://www.bbc.co.uk/programmes/b06vbz1l

Total Eps : 3 / 60 minutes

Total Season : 1

Rating : 7.06